What is an astroid?
The center of an object
Poisonous
What is toxic?
A single journey along an orbital path
What is a revolution?
a space object made of ice and dust that orbits a star and develops a long, bright tail as it nears its star
What is a comet?
A hole in the ground caused by the impact of an object from space
To revolve around another object
What is an orbit?
A very large object that orbits a star
What is a planet?
A group of objects in space that orbit a star
What is a solar system?
A force that pulls all objects toward each other
What is gravity?
A single turn of something around an axis or a fixed point, spinning
What is rotation?
What is a gas giant?
What is the atmosphere?
Like Earth; describes planets that are rocky, and Earth-like in size
What is terrestrial?